papers

Publications (60)

hep-ex2025

The ANTARES detector: two decades of neutrino searches in the Mediterranean Sea

A. Albert, S. Alves, M. André +138

Interest for studying cosmic neutrinos using deep-sea detectors has increase after the discovery of a diffuse flux of cosmic neutrinos by the IceCube collaboration and the possibil…

astro-ph.IM2012

The Positioning System of the ANTARES Neutrino Telescope

S. Adrián-Martínez, M. Ageron, J. A. Aguilar +158

The ANTARES neutrino telescope, located 40km off the coast of Toulon in the Mediterranean Sea at a mooring depth of about 2475m, consists of twelve detection lines equipped typical…

astro-ph.HE2022

Limits on the nuclearite flux using the ANTARES neutrino telescope

ANTARES Collaboration, A. Albert, S. Alves +143

In this work, a search for nuclearites of strange quark matter by using nine years of ANTARES data taken in the period 2009-2017 is presented. The passage through matter of these p…

hep-ex2025

Study of tau neutrinos and non-unitary neutrino mixing with the first six detection units of KM3NeT/ORCA

KM3NeT Collaboration, S. Aiello, A. Albert +274

Oscillations of atmospheric muon and electron neutrinos produce tau neutrinos with energies in the GeV range, which can be observed by the ORCA detector of the KM3NeT neutrino tele…

hep-ex2026

Atmospheric neutrino constraints on Lorentz invariance violation with the first six detection units of KM3NeT/ORCA

KM3NeT Collaboration, O. Adriani, A. Albert +294

Lorentz invariance is a fundamental symmetry underlying both the Standard Model of particle physics and General Relativity. Testing its validity provides a direct means of searchin…

hep-ex2025

Search for an eV-scale sterile neutrino with the first six detection units of KM3NeT/ORCA

KM3NeT Collaboration, O. Adriani, A. Albert +285

The existence of an eV-scale sterile neutrino has been proposed to explain several anomalous experimental results obtained over the course of the past 25 years. The first search fo…

astro-ph.IM2025

The Online Data Filter for the KM3NeT Neutrino Telescopes

O. Adriani, S. Aiello, A. Albert +279

The KM3NeT research infrastructure comprises two neutrino telescopes located in the deep waters of the Mediterranean Sea, namely ORCA and ARCA. KM3NeT/ORCA is designed for the meas…

astro-ph.HE2022

Search for solar atmospheric neutrinos with the ANTARES neutrino telescope

ANTARES Collaboration, A. Albert, S. Alves +145

Solar Atmospheric Neutrinos (SAs) are produced by the interaction of cosmic rays with the solar medium. The detection of SAs would provide useful information on the composi…

hep-ex2025

gSeaGen code by KM3NeT: an efficient tool to propagate muons simulated with CORSIKA

S. Aiello, A. Albert, A. R. Alhebsi +260

The KM3NeT Collaboration has tackled a common challenge faced by the astroparticle physics community, namely adapting the experiment-specific simulation software to work with the C…

astro-ph.IM2016

Letter of Intent for KM3NeT 2.0

S. Adrián-Martínez, M. Ageron, F. Aharonian +244

The main objectives of the KM3NeT Collaboration are i) the discovery and subsequent observation of high-energy neutrino sources in the Universe and ii) the determination of the mas…

astro-ph.HE2022

Search for Spatial Correlations of Neutrinos with Ultra-High-Energy Cosmic Rays

The ANTARES collaboration, A. Albert, S. Alves +1042

For several decades, the origin of ultra-high-energy cosmic rays (UHECRs) has been an unsolved question of high-energy astrophysics. One approach for solving this puzzle is to corr…

astro-ph.IM2025

Acoustic Positioning for Deep Sea Neutrino Telescopes with a System of Piezo Sensors Integrated into Glass Spheres

A. Albert, S. Alves, M. André +137

Position calibration in the deep sea is typically done by means of acoustic multilateration using three or more acoustic emitters installed at known positions. Rather than using hy…

astro-ph.HE2025

KM3NeT Constraint on Lorentz-Violating Superluminal Neutrino Velocity

KM3NeT Collaboration, O. Adriani, S. Aiello +290

Lorentz invariance is a fundamental symmetry of spacetime and foundational to modern physics. One of its most important consequences is the constancy of the speed of light. This in…

astro-ph.HE2024

Results of the follow-up of ANTARES neutrino alerts

A. Albert, S. Alves, M. André +188

High-energy neutrinos could be produced in the interaction of charged cosmic rays with matter or radiation surrounding astrophysical sources. To look for transient sources associat…

astro-ph.HE2021

The KM3NeT potential for the next core-collapse supernova observation with neutrinos

KM3NeT Collaboration, S. Aiello, A. Albert +245

The KM3NeT research infrastructure is under construction in the Mediterranean Sea. It consists of two water Cherenkov neutrino detectors, ARCA and ORCA, aimed at neutrino astrophys…

hep-ex2024

Measurement of neutrino oscillation parameters with the first six detection units of KM3NeT/ORCA

KM3NeT Collaboration, S. Aiello, A. Albert +260

KM3NeT/ORCA is a water Cherenkov neutrino detector under construction and anchored at the bottom of the Mediterranean Sea. The detector is designed to study oscillations of atmosph…

astro-ph.HE2023

Searches for neutrinos in the direction of radio-bright blazars with the ANTARES telescope

ANTARES Collaboration, A. Albert, S. Alves +162

Active galaxies, especially blazars, are among the most promising neutrino source candidates. To date, ANTARES searches for these objects considered GeV-TeV -ray bright blazars…

astro-ph.HE2023

Search for Gamma-Ray and Neutrino Coincidences Using HAWC and ANTARES Data

H. A. Ayala Solares, S. Coutu, D. Cowen +228

In the quest for high-energy neutrino sources, the Astrophysical Multimessenger Observatory Network (AMON) has implemented a new search by combining data from the High Altitude Wat…

astro-ph.HE2026

Constraining gamma-ray burst parameters with the first ultra-high energy neutrino event KM3-230213A

KM3NeT Collaboration, O. Adriani, A. Albert +278

Context: The detection of the highest energy neutrino observed to date by KM3NeT, with an estimated energy of 220 PeV, opens up new possibilities for the study and identification o…

hep-ex2025

Search for Magnetic Monopoles with the Complete ANTARES Dataset

A. Albert, S. Alves, M. André +137

This study presents a novel search for magnetic monopoles using data collected over a 14 year period (2008-2022) by the ANTARES neutrino telescope. The interaction of magnetic mono…

astro-ph.HE2024

Review of the online analyses of multi-messenger alerts and electromagnetic transient events with the ANTARES neutrino telescope

A. Albert, S. Alves, M. André +146

By constantly monitoring at least one complete hemisphere of the sky, neutrino telescopes are well designed to detect neutrinos emitted by transient astrophysical events. Real-time…

astro-ph.IM2023

Embedded Software of the KM3NeT Central Logic Board

S. Aiello, A. Albert, S. Alves Garre +271

The KM3NeT Collaboration is building and operating two deep sea neutrino telescopes at the bottom of the Mediterranean Sea. The telescopes consist of latices of photomultiplier tub…

hep-ex2021

Determining the Neutrino Mass Ordering and Oscillation Parameters with KM3NeT/ORCA

S. Aiello, A. Albert, S. Alves Garre +239

The next generation of water Cherenkov neutrino telescopes in the Mediterranean Sea are under construction offshore France (KM3NeT/ORCA) and Sicily (KM3NeT/ARCA). The KM3NeT/ORCA d…

physics.ins-det2021

Embedded software developments in KM3NeT phase I

V. van Beveren, D. Real, T. Chiarusi +10

The KM3NeT Collaboration has already produced more than one thousand acquisition boards, used for building two deep-sea neutrino detectors at the bottom of the Mediterranean Sea, w…

astro-ph.IM2015

The prototype detection unit of the KM3NeT detector

KM3NeT Collaboration, S. Adrián-Martínez, M. Ageron +246

A prototype detection unit of the KM3NeT deep-sea neutrino telescope has been installed at 3500m depth 80km offshore the Italian coast. KM3NeT in its final configuration will conta…

astro-ph.HE2025

Search for steady and flaring neutrino emission from cosmic sources using the complete ANTARES dataset

ANTARES Collaboration, A. Albert, S. Alves +139

ANTARES, a neutrino detector located in the depths of the Mediterranean Sea, operated successfully for over 15 years before being decommissioned in 2022. The telescope offered an i…

astro-ph.HE2024

Search for Neutrino Emission from GRB 221009A using the KM3NeT ARCA and ORCA detectors

S. Aiello, A. Albert, M. Alshamsi +273

Gamma-ray bursts are promising candidate sources of high-energy astrophysical neutrinos. The recent GRB 221009A event, identified as the brightest gamma-ray burst ever detected, pr…

hep-ex2021

Combined sensitivity of JUNO and KM3NeT/ORCA to the neutrino mass ordering

KM3NeT Collaboration, S. Aiello, A. Albert +275

This article presents the potential of a combined analysis of the JUNO and KM3NeT/ORCA experiments to determine the neutrino mass ordering. This combination is particularly interes…

hep-ex2023

Probing invisible neutrino decay with KM3NeT-ORCA

KM3NeT Collaboration, S. Aiello, A. Albert +252

In the era of precision measurements of the neutrino oscillation parameters, upcoming neutrino experiments will also be sensitive to physics beyond the Standard Model. KM3NeT/ORCA…

astro-ph.HE2021

Implementation and first results of the KM3NeT real-time core-collapse supernova neutrino search

KM3NeT Collaboration, S. Aiello, A. Albert +242

The KM3NeT research infrastructure is under construction in the Mediterranean Sea. KM3NeT will study atmospheric and astrophysical neutrinos with two multi-purpose neutrino detecto…

hep-ex2026

Testing Heavy Dark Matter Decay as the Origin of KM3-230213A

KM3NeT Collaboration, O. Adriani, J. A. Aguilar +287

This work explores the hypothesis that the ultra-high-energy neutrino event KM3-230213A originates from the decay of a heavy dark matter particle with a mass above PeV scale. The a…

astro-ph.IM2021

Nanobeacon: A time calibration device for the KM3NeT neutrino telescope

S. Aiello, A. Albert, M. Alshamsi +238

The KM3NeT Collaboration is currently constructing a multi-site high-energy neutrino telescope in the Mediterranean Sea consisting of matrices of pressure-resistant glass spheres,…

physics.ins-det2016

Long term monitoring of the optical background in the Capo Passero deep-sea site with the NEMO tower prototype

S. Adrián-Martínez, S. Aiello, F. Ameli +101

The NEMO Phase-2 tower is the first detector which was operated underwater for more than one year at the "record" depth of 3500 m. It was designed and built within the framework of…

hep-ex2025

Search for non-standard neutrino interactions with the first six detection units of KM3NeT/ORCA

S. Aiello, A. Albert, A. R. Alhebsi +261

KM3NeT/ORCA is an underwater neutrino telescope under construction in the Mediterranean Sea. Its primary scientific goal is to measure the atmospheric neutrino oscillation paramete…

astro-ph.HE2022

Search for secluded dark matter towards the Galactic Centre with the ANTARES neutrino telescope

A. Albert, S. Alves, M. Andre +146

Searches for dark matter (DM) have not provided any solid evidence for the existence of weakly interacting massive particles in the GeV-TeV mass range. Coincidentally, the scale of…

astro-ph.IM2023

The Power Board of the KM3NeT Digital Optical Module: design, upgrade, and production

S. Aiello, A. Albert, S. Alves Garre +281

The KM3NeT Collaboration is building an underwater neutrino observatory at the bottom of the Mediterranean Sea consisting of two neutrino telescopes, both composed of a three-dimen…

astro-ph.HE2026

Optimizing the potential of KM3NeT in detecting core-collapse supernovae

KM3NeT Collaboration, O. Adriani, A. Albert +285

Core-collapse supernovae mark the end of life of massive stars. However, despite their importance in astrophysics, their underlying mechanisms remain unclear. Neutrinos that emerge…

astro-ph.IM2019

KM3NeT front-end and readout electronics system: hardware, firmware and software

The KM3NeT Collaboration, S. Aiello, F. Ameli +237

The KM3NeT research infrastructure being built at the bottom of the Mediterranean Sea will host water-Cherenkov telescopes for the detection of cosmic neutrinos. The neutrino teles…

hep-ex2021

Sensitivity to light sterile neutrino mixing parameters with KM3NeT/ORCA

S. Aiello, A. Albert, M. Alshamsi +245

KM3NeT/ORCA is a next-generation neutrino telescope optimised for atmospheric neutrino oscillations studies. In this paper, the sensitivity of ORCA to the presence of a light steri…

astro-ph.HE2023

Hint for a TeV neutrino emission from the Galactic Ridge with ANTARES

A. Albert, S. Alves, M. André +151

Interactions of cosmic ray protons, atomic nuclei, and electrons in the interstellar medium in the inner part of the Milky Way produce a -ray flux from the Galactic Ridge. If t…

astro-ph.HE2024

Searches for neutrino counterparts of gravitational waves from the LIGO/Virgo third observing run with KM3NeT

KM3NeT Collaboration, S. Aiello, A. Albert +273

The KM3NeT neutrino telescope is currently being deployed at two different sites in the Mediterranean Sea. First searches for astrophysical neutrinos have been performed using data…

physics.ins-det2020

Dependence of atmospheric muon flux on seawater depth measured with the first KM3NeT detection units

KM3NeT Collaboration, M. Ageron, S. Aiello +262

KM3NeT is a research infrastructure located in the Mediterranean Sea, that will consist of two deep-sea Cherenkov neutrino detectors. With one detector (ARCA), the KM3NeT Collabora…

astro-ph.HE2025

On the Potential Galactic Origin of the Ultra-High-Energy Event KM3-230213A

O. Adriani, S. Aiello, A. Albert +286

The KM3NeT observatory detected the most energetic neutrino candidate ever observed, with an energy between 72 PeV and 2.6 EeV at the 90% confidence level. The observed neutrino is…

astro-ph.HE2024

Prospects for combined analyses of hadronic emission from -ray sources in the Milky Way with CTA and KM3NeT

T. Unbehaun, L. Mohrmann, S. Funk +271

The Cherenkov Telescope Array and the KM3NeT neutrino telescopes are major upcoming facilities in the fields of -ray and neutrino astronomy, respectively. Possible simultaneous…

astro-ph.IM2014

Deep sea tests of a prototype of the KM3NeT digital optical module

S. Adrián-Martínez, M. Ageron, F. Aharonian +247

The first prototype of a photo-detection unit of the future KM3NeT neutrino telescope has been deployed in the deep waters of the Mediterranean Sea. This digital optical module has…

astro-ph.HE2025

The ultra-high-energy event KM3-230213A within the global neutrino landscape

KM3NeT Collaboration, O. Adriani, S. Aiello +290

On February 13th, 2023, the KM3NeT/ARCA telescope detected a neutrino candidate with an estimated energy in the hundreds of PeVs. In this article, the observation of this ultra-hig…

physics.ins-det2021

The OctoPAES board for the validation of KM3NeT data acquisition system

F. Filippini, T. Chiarusi, G. Balbi +6

A test-bench has been set up at the INFN Sezione di Bologna to optimise key elements of the KM3NeT data acquisition system. A complete framework has been built to simulate a full d…

hep-ex2025

Probing invisible neutrino decay with the first six detection units of KM3NeT/ORCA

S. Aiello, A. Albert, A. R. Alhebsi +273

In the era of precision measurements of neutrino oscillation parameters, it is necessary for experiments to disentangle discrepancies that may indicate physics beyond the Standard…

astro-ph.HE2025

First Searches for Dark Matter with the KM3NeT Neutrino Telescopes

KM3NeT Collaboration, S. Aiello, A. Albert +262

Indirect dark matter detection methods are used to observe the products of dark matter annihilations or decays originating from astrophysical objects where large amounts of dark ma…

hep-ex2024

Search for quantum decoherence in neutrino oscillations with six detection units of KM3NeT/ORCA

S. Aiello, A. Albert, A. R. Alhebsi +259

Neutrinos described as an open quantum system may interact with the environment which introduces stochastic perturbations to their quantum phase. This mechanism leads to a loss of…

astro-ph.HE2024

Constraints on the energy spectrum of the diffuse cosmic neutrino flux from the ANTARES neutrino telescope

ANTARES Collaboration, A. Albert, S. Alves +139

High-significance evidences of the existence of a high-energy diffuse flux of cosmic neutrinos have emerged in the last decade from several observations by the IceCube Collaboratio…

physics.ins-det2017

Intrinsic limits on resolutions in muon- and electron-neutrino charged-current events in the KM3NeT/ORCA detector

S. Adrián-Martínez, M. Ageron, S. Aiello +250

Studying atmospheric neutrino oscillations in the few-GeV range with a multimegaton detector promises to determine the neutrino mass hierarchy. This is the main science goal pursue…

physics.comp-ph2025

Deep Learning Framework for Enhanced Neutrino Reconstruction of Single-line Events in the ANTARES Telescope

A. Albert, S. Alves, M. André +137

We present the -fit algorithm designed to improve the reconstruction of neutrino events detected by a single line of the ANTARES underwater telescope, usually associated with lo…

astro-ph.HE2022

Search for Magnetic Monopoles with ten years of the ANTARES neutrino telescope

ANTARES Collaboration, A. Albert, S. Alves +145

This work presents a new search for magnetic monopoles using data taken with the ANTARES neutrino telescope over a period of 10 years (January 2008 to December 2017). Compared to p…

astro-ph.IM2020

Deep-sea deployment of the KM3NeT neutrino telescope detection units by self-unrolling

The KM3NeT Collaboration, S. Aiello, A. Albert +252

KM3NeT is a research infrastructure being installed in the deep Mediterranean Sea. It will house a neutrino telescope comprising hundreds of networked moorings - detection units or…

astro-ph.HE2024

Astronomy potential of KM3NeT/ARCA

S. Aiello, A. Albert, M. Alshamsi +275

The KM3NeT/ARCA neutrino detector is currently under construction at 3500 m depth offshore Capo Passero, Sicily, in the Mediterranean Sea. The main science objectives are the detec…

astro-ph.HE2019

Sensitivity of the KM3NeT/ARCA neutrino telescope to point-like neutrino sources

The KM3NeT Collaboration, S. Aiello, S. E. Akrame +219

KM3NeT will be a network of deep-sea neutrino telescopes in the Mediterranean Sea. The KM3NeT/ARCA detector, to be installed at the Capo Passero site (Italy), is optimised for the…

hep-ex2022

Search for non-standard neutrino interactions with 10 years of ANTARES data

A. Albert, S. Alves, M. André +145

Non-standard interactions of neutrinos arising in many theories beyond the Standard Model can significantly alter matter effects in atmospheric neutrino propagation through the Ear…

astro-ph.HE2023

Search for neutrino counterparts to the gravitational wave sources from LIGO/Virgo O3 run with the ANTARES detector

ANTARES Collaboration, A. Albert, S. Alves +150

Since 2015 the LIGO and Virgo interferometers have detected gravitational waves from almost one hundred coalescences of compact objects (black holes and neutron stars). This articl…

astro-ph.IM2019

The Control Unit of the KM3NeT Data Acquisition System

S. Aiello, F. Ameli, M. Andre +217

The KM3NeT Collaboration runs a multi-site neutrino observatory in the Mediterranean Sea. Water Cherenkov particle detectors, deep in the sea and far off the coasts of France and I…